SpectraLink Corporation
Maintenance and Diagnostics
Link WTS – Link 3000 MCU
Part Number: 72-0059-04-E.doc
Page 44
7.7 T1
Alarms
The remote card has two LEDs for each T1 connection labeled
LOS
and
LNKOK
. The
LOS
LED is controlled by the hardware (T1 transceiver). The
LOS
is on (red) to indicate
Loss Of Signal. The
LNKOK
is controlled by software and is turned on (green) to
indicate that IPC data with good CRC is being received.
The six LEDs labeled
Alarm
,
1
,
2
,
3
,
4
,
5
to display status, alarm type, and alarm
component. Each of these three values (status, alarm type, alarm component) is
displayed for one second. The card continuously cycles through these three displays,
completing a cycle every three seconds.
The status display consists of:
ALARM LED
Always off
LED 1
Card is up and running
Alarm type display:
ALARM 1 2 3 4 5
Alarm
Type
OFF
OFF OFF OFF OFF OFF
No
active
alarms
ON
ON OFF OFF ON OFF
Type
ON
OFF ON OFF ON OFF
Code
ON
ON ON OFF ON OFF
Download
ON
OFF OFF ON ON OFF
Keepalive
ON
ON OFF ON ON OFF
Disabled
ON
OFF ON ON ON OFF
Errors
ON
ON ON ON ON OFF
Clocks
ON
OFF OFF OFF OFF ON
Interrupt
ON
ON OFF OFF OFF ON
SW
Error
Alarm component display:
ALARM
1 2 3 4 5
Alarm
Component
OFF
OFF OFF OFF OFF OFF
No
active
alarms
ON ON
OFF
OFF
OFF
OFF
FPGA
ON OFF
ON
OFF
OFF
OFF
IPC
LOCAL
ON
ON
ON
OFF
OFF
OFF
IPC T1 A
ON
OFF
OFF
ON
OFF
OFF
IPC T1 B